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by a special team of fbi forensic experts. they work for the operational technology division and they've set up facilities at a restricted location near the boston harbor. this is where the evidence and the video is brought and the agents are masters at using their facial recognition software. the new science of converting a face into a name demonstrated here by grant fredericks who runs an indiana company that was used by the fbi following the 9/11 attacks. >> going from a face to a name is by getting the public's help. it will likely be the face will be at distance, trying to do some kind of facial mapping or electronic process to identify the face will not be effective. >> reporter: the internet has been full of amateurs trying to do it themselves. claiming that maybe they found the bombers. and fredericks says that has a huge downside. >> there's a danger in the public playing junior g-man and identifying potential suspects and putting them on the news. you don't know how that's going to affect an innocent person. and so it's a very dangerous game to play. >> reporter: in addition to the vi
technology that will pay big dividends during fire season. its coming up in a half hour at 6:00. now back to dan and cheryl. >> students at san francisco city college shared ideas on making the campus greener. >> that is right this, car aimed at reducing the number of cars on the road. >> they feel like selling produce is going to help armers -- farmers and provide healthier food for students. >> yes. they want the college to become more sustainable by expanding programs. >> all goodas. that is going to do it for us. >> i'm sirldnings. for watching. we'll se >>> this is "world news." tonight, two fast-moving stories. in boston, the breaking news. the fbi says they want everybody to help find these two men on the surveillance tape. persons of interest in the boston marathon bombing. we'll take you frame by frame through the video. why the fbi says, look at every detail. and the breakthrough comes as an emotional president tonight has a message for the bombers. >> we will find you. and, yes, you will face justice. >>> also tonight, that texas disaster. what caused the giant tank at a fertil
a wireless technology that only some stores can use. >> some apps only link with a few credit cards so you may need to link to a prepaid card which can incur additional fees. that may mean you don't have the best protection if you lose your phone or someone breaks in to your account. >> prepaid cards whether in your hand or on your phone have no guaranteed protection against unauthorized transaction sow could lose whatever balance is on the cards. >> if, like her, you like to leave the wallet at home security is best when it is linked with a credit card. >> report a lost phone or suspicious activity to the credit card company right away. of course, inform your cell phone carrier so they can disable the phone. >> still ahead at 6:30 we have breaking news from texas on the devastating explosion that flattened a fertilizer plant. >> we will go to texas for the latest on efforts to fine missing residents after the fiery blast. >> three men robbed this macy's while it was open. find out what they did next. >> a live look from sutro tower a high definition picture with temperatures today three t
to help reunite lost friends and family members. still despite all the technology involved, perhaps the greatest power of social media monday was the ability to remind everyone of what really matters. two of boston's most famous natives. ben affleck and mark wahlberg took to social media sites to express their thoughts. ben posted "such a senseless and tragic day. my family and i send our love to our beloved and resilient boston" and mark, "thoughts and prayers with my hometown boston." he was just here with you yesterday on the show. >> right, and who would have thought that the day would turn so tragic the way it did. and the power of social media brought us together and kept us connected. >> thank you, bianna. we appreciate it. >>> coming up more from boston. we will talk to the eyewitnesses just ten feet from the exp >>> and we are back here in boston, i am here with david able, "the boston globe." thank you for joining us, david. you were right on the finish line at the moment the first blast went off. tell us about what you saw. >> right. so i was there taking video as runners
near the boston harbor, the so called operational technology division. this is where the evidence is brought for examination and where agents can use special facial recognition software to turn faces into names. >> there is software that allows for facial recognition, even at a distance. it's not 100%, but even a 70 or 80% correlation would narrow down the number of people that the fbi has to go after. >> reporter: the agents are also processing some 290 pieces of evidence recovered from the crime scene including wire with a manufacturers name still visible, tiny circuit boards, small nails apparently meant as snap medical and the twisted remains of the pressure cooker used to how's the bomb. any fingerprints are crucial to the trial. >> it's extremely important to match the bomb to the bad guy. >> reporter: there maybe as many as a thousand police and federal agents assigned to this case. while there's no arrest there's a great sense of confidence that they've come a long way this three days. >> there was so much confusion yesterday, actual reports of an arrest in some news outle
Search Results 0 to 4 of about 5